.--- How many tomatoes do we need?
---_________.
| A．None | B．No | C．Not | D．Nothing |
—Heavy smog (雾霾 )in eastern and central China seems to get more and more serious.
—I agree. Something to deal with it.
| A．has done | B．is doing | C．must be done | D．must do |
— Who is your favorite writer?
— Mo Yan. I like writers _________ tell stories well.
| A．where | B．when | C．which | D．who |
Tom finds _________ difficult to learn Chinese well.
| A．it | B．that | C．this | D．him |
—What _______ you do if you _______ 5 million yuan?
— I’d travel around the world.
| A．will, will win | B．would, won |
| C．would, win | D．will; won |
It’s cold outside. You need to _______ your sweater before you go out.
| A．put on | B．put off | C．put up | D．put down |